<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div id="app">
        <cpn>
            <span slot="center">搜索框</span>
            <span>标题</span>
        </cpn>  <!-- 如果组件中内容不指定slot，则会替换模板中没有name的slot -->
    </div>

    <template id="cpn">
        <div>
            <slot name="left">
                <span>左边</span>
            </slot>
            <slot name="center">
                <span>中间</span>
            </slot>
            <slot name="right">
                <span>右边</span>
            </slot>
            <slot>
                <span>哈哈哈</span>  
            </slot>
        </div>
    </template>

    <script src="../js/vue.js"></script>
    <script>
        const app = new Vue({
            el: '#app',
            data: {
                message: "你好呀",
            },
            components: {
                cpn: {
                    template: '#cpn',
                }
            }
        })
    </script>
</body>

</html>